CN213599219U

CN213599219U - High-power ceiling lamp

Info

Publication number: CN213599219U
Application number: CN202120988295.3U
Authority: CN
Inventors: 陈红华; 邱明; 邓勇
Original assignee: Lumlux Lighting Suzhou Inc
Current assignee: Lumlux Lighting Suzhou Inc
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-07-02
Anticipated expiration: 2031-05-11

Abstract

The utility model relates to the technical field of lighting products, in particular to a high-power ceiling lamp, which comprises a shell, a power supply and a light-emitting component, wherein the shell comprises a body and a heat dissipation structure; the power supply comprises a first power supply and a second power supply, and the first power supply and the second power supply are both connected to the upper side of the body and are positioned on two opposite sides of the heat dissipation structure; the light-emitting component is electrically connected with the power supply, the light-emitting component comprises a circuit board, a lampshade and an annular panel, the circuit board is connected between the shell and the lampshade, and the annular panel is pressed against the lower surface of the lampshade. The first power supply and the second power supply are respectively arranged at two sides of the heat dissipation structure, so that the first power supply and the second power supply do not protrude out of the heat dissipation structure in the height direction or are slightly higher than the heat dissipation structure, the power supply does not block the air circulation at the end part of the high-power dome lamp, and the temperature rise is reduced; the heat that the power produced disperses, improves the radiating efficiency of power, reduces the temperature rise speed of power. The annular panel enables no gap to exist between the lampshade and the circuit board, and the waterproof performance of the high-power dome lamp is improved.

Description

High-power ceiling lamp

Technical Field

The utility model relates to an illumination product technical field especially relates to a high-power dome lamp.

Background

The high-power dome lamp can be used for supplementing light for plants so as to improve the growth rate of the plants. The high-power ceiling lamp comprises a light-emitting component, a power supply and a shell, wherein the power supply is electrically connected with the light-emitting component to provide electric energy for the light-emitting component. The power often sets up on the casing vertically or the level sets up on the casing, and the power size is big, and it is higher to produce the heat, and above-mentioned two kinds of setting methods of power all make the heat concentrate, lead to the power difficult heat dissipation, consequently often can lead to the power because of overheated damage. Simultaneously, because the size of power is great, when the power is vertical to be placed, the power salient in the upper end of casing to influence the air flow of high-power dome lamp, and then influence the heat dissipation, when the power level was placed, compare in the vertical setting of power, the horizontal size of power meeting greatly increased high-power dome lamp of level placement, lead to the occupation space of high-power dome lamp big, bring inconvenience for the installation of high-power dome lamp. In addition, the light-emitting assembly in the prior art has poor waterproof performance, and the high-power ceiling lamp is easy to break down due to water entering the light-emitting assembly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-power dome lamp to improve the radiating efficiency and the waterproof performance of high-power dome lamp.

To achieve the purpose, the utility model adopts the following technical proposal:

a high power dome lamp comprising:

the shell comprises a body and a heat dissipation structure connected to the upper side of the body;

the power supply is of a split structure and comprises a first power supply and a second power supply which are electrically connected, and the first power supply and the second power supply are both connected to the upper side of the body and are positioned on two opposite sides of the heat dissipation structure;

the light-emitting component is arranged on the lower side of the shell and electrically connected with the power supply, the light-emitting component comprises a circuit board, a lampshade and an annular panel, the circuit board is connected with the shell and the lampshade, and the annular panel is pressed against the lower surface of the lampshade.

Preferably, the upper end of the power supply is flush with the upper end of the heat dissipation structure.

Preferably, the two ends of the body are provided with accommodating parts, the two accommodating parts are respectively positioned at the lower sides of the first power supply and the second power supply, the accommodating parts protrude out of the lower side of the body, and the accommodating parts are used for accommodating quick-plug terminals electrically plugged with the first power supply or the second power supply.

Preferably, the middle part of the high-power dome lamp is provided with a ventilation channel which is communicated up and down.

Preferably, the body is provided with a plurality of through holes arranged at intervals along a first direction;

the heat dissipation structure comprises a plurality of groups of heat dissipation fins which are arranged at intervals along a second direction, wherein an upper channel is formed between two adjacent groups of heat dissipation fins, the upper channel extends along the first direction, and the first direction is vertical to the second direction;

the light emitting assemblies are provided with a plurality of groups, the plurality of groups of light emitting assemblies are arranged in a rectangular array along the first direction and the second direction, a lower channel is formed between two adjacent groups of light emitting assemblies arranged along the second direction, and the lower channel extends along the first direction;

the lower channel, the through hole and the upper channel are arranged oppositely along the vertical direction and are communicated with each other to form the ventilation channel.

Preferably, the body is provided with a wiring groove, and the connecting wire between the first power supply and the second power supply and the connecting wire between the power supply and the light-emitting component are arranged in the wiring groove.

Preferably, the annular panel, the lampshade and the circuit board are connected to the body through connectors.

Preferably, an annular sealing ring is arranged between the lampshade and the body.

Preferably, the body is provided with a positioning column, the circuit board is provided with a positioning hole, the lampshade is provided with a positioning groove, and the positioning column can be inserted into the positioning hole and the positioning groove.

Preferably, the sides of the two accommodating parts, which are close to each other, are inclined planes, and the two inclined planes extend from top to bottom to the directions away from each other; and/or arc grooves are formed in two sides of the body along the direction in which the two accommodating parts are arranged, and the bottoms of the arc grooves are upwards convex.

The utility model has the advantages that:

the power supply is of a split structure comprising the first power supply and the second power supply, and the first power supply and the second power supply are respectively arranged on two sides of the heat dissipation structure, so that the overall height of the high-power top lamp is reduced, the first power supply and the second power supply are not protruded out of the heat dissipation structure or slightly higher than the heat dissipation structure in the height direction, the power supply cannot obstruct the air circulation of the end part of the high-power top lamp, the smooth air flow at two ends of the high-power top lamp is ensured, the heat in the first power supply, the second power supply and the heat dissipation structure is taken away in time, and the temperature rise speed is reduced; simultaneously, the both ends of casing all have free space among the prior art, have just utilized foretell free space with first power and second power setting at the both ends of casing, consequently compare in the power setting scheme of vertical setting on the casing, the utility model discloses a first power and second power can not increase the horizontal size of high-power dome lamp. Meanwhile, the first power supply and the second power supply are respectively arranged on two sides of the heat dissipation structure, so that heat generated by the power supplies is dispersed, the heat dissipation efficiency of the power supplies is improved, and the temperature rise speed of the power supplies is reduced. The annular panel is abutted to the lower side of the lampshade, so that no gap exists between the lampshade and the circuit board, and the waterproof performance of the high-power dome lamp is improved.

Drawings

Fig. 1 is a front view of a high power dome lamp according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a second power supply provided in an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a housing according to an embodiment of the present invention;

fig. 4 is a bottom view of a high power dome lamp according to an embodiment of the present invention;

fig. 5 is a cross-sectional view of a high power dome lamp according to an embodiment of the present invention;

fig. 6 is a partially enlarged view of a portion a in fig. 5.

In the figure:

1. a housing; 11. a body; 111. a through hole; 112. an arc groove; 113. a wiring groove; 114. a positioning column; 12. a heat dissipation structure; 121. a heat dissipating fin; 13. an accommodating portion; 131. a bevel; 14. an upper channel;

2. a first power supply;

3. a second power supply; 31. a power supply box; 32. an electronic device;

4. a light emitting assembly; 41. a circuit board; 42. a lamp shade; 421. positioning a groove; 43. an annular seal ring; 44. an annular panel; 441. a positioning part; 442. an abutting portion; 45. a lamp bead;

5. a vent passage.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.

The present invention is limited to certain orientation words, and the use of orientation words such as "upper", "lower", "left", "right", "inner" and "outer" in the case where no opposite explanation is made is convenient for understanding, and thus does not limit the scope of the present invention.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment provides a high-power ceiling lamp, which is used for supplementing light for plants, but not limited to the supplementary lighting, and can also be used in other occasions to improve the heat dissipation efficiency of the high-power ceiling lamp.

As shown in fig. 1-4, the high power dome lamp provided in this embodiment includes a housing 1, a power supply and a light emitting assembly 4, the high power dome lamp is substantially a rectangular parallelepiped structure, and the housing 1 includes a body 11 and a heat dissipation structure 12 connected to an upper side of the body 11. The housing 1 is preferably integrally formed, and in order to improve the heat dissipation effect of the housing 1, the housing 1 is made of aluminum alloy. The power supply is of a split structure and comprises a first power supply 2 and a second power supply 3 which are electrically connected, preferably, the first power supply 2 is a rectifying part, and the second power supply 3 is a voltage transformation part. The first power supply 2 and the second power supply 3 are both connected to the upper side (the left side as viewed in fig. 1) of the body 11 and located at opposite sides of the heat dissipation structure 12. The light emitting element 4 is disposed at a lower side (right side as shown in fig. 1) of the housing 1 and electrically connected to a power source. Specifically, the first power supply 2, the heat dissipation structure 12, and the second power supply 3 are sequentially disposed along the length direction (first direction) of the high power dome lamp. It should be noted that the utility model does not limit the specific shape of the high-power dome lamp, and the technical personnel can set the shape according to the actual use requirement, for example, the high-power dome lamp can be circular or elliptical; these changes regarding the shape of the high power dome lamp do not depart from the basic principles of the present invention.

Because the power supply is a split structure comprising the first power supply 2 and the second power supply 3, and the first power supply 2 and the second power supply 3 are respectively arranged at two sides of the heat dissipation structure 12, the overall height of the high-power ceiling lamp is reduced, and the first power supply 2 and the second power supply 3 are not protruded out of the heat dissipation structure 12 or slightly higher than the heat dissipation structure 12 in the height direction, so that the power supply does not obstruct the air circulation at the end part of the high-power ceiling lamp, and the smooth air flow at two ends of the high-power ceiling lamp (as shown by arrows in fig. 1) is ensured, thereby taking away the heat in the first power supply 2, the second power supply 3 and the heat dissipation structure 12 in time, and reducing the temperature rise speed; simultaneously, the both ends of casing 1 all have free space among the prior art, have just utilized foretell free space with first power 2 and second power 3 setting at the both ends of casing 1, consequently compare in the power setting scheme of vertical setting on casing 1, the utility model discloses a first power 2 and second power 3 can not increase the horizontal size of high-power dome lamp. Meanwhile, the first power supply 2 and the second power supply 3 are respectively arranged on two sides of the heat dissipation structure 12, so that heat generated by the power supplies is dispersed, the heat dissipation efficiency of the power supplies is improved, and the temperature rise speed of the power supplies is reduced.

Preferably, the upper end of the power supply is flush with the upper end of the heat dissipating structure 12 to further ensure smooth air flow.

As shown in fig. 1, the housing 1 further includes an accommodating portion 13, the accommodating portions 13 are disposed at two ends of the body 11, if the two accommodating portions 13 are respectively located at two ends of the length direction of the body 11, preferably, one side of the two accommodating portions 13 close to each other is an inclined surface 131, the two inclined surfaces 131 extend from top to bottom in a direction away from each other, and the two inclined surfaces 131 make the visual effect of the high-power dome lamp broader, so as to increase the aesthetic property of the high-power dome lamp.

Optionally, the body 11 is provided with arc grooves 112 on two sides along a direction (i.e. a length direction) in which the two accommodating portions 13 are arranged, and a bottom of each arc groove 112 protrudes upwards, so that the high-power dome lamp forms a streamline structure, and the high-power dome lamp is more attractive.

As shown in fig. 1 and 3, the two accommodating portions 13 are respectively located at the lower sides of the first power supply 2 and the second power supply 3, the accommodating portions 13 protrude from the lower side of the body 11, and the accommodating portions 13 are used for accommodating the quick-plug terminals electrically plugged with the first power supply 2 or the second power supply 3. When the power needs to be replaced, the first power supply 2 or the second power supply 3 is pulled out, and then the new first power supply 2 or the new second power supply 3 is plugged with the quick-plugging terminal, so that the power is more convenient to repair and replace, and the maintenance cost is reduced.

As shown in fig. 2, it is preferable that each of the first power supply 2 and the second power supply 3 includes a power supply box 31 and an electronic device 32 disposed in the power supply box 31, and the power supply box 31 is connected to the body 11 by a connector such as a bolt, so as to improve the connection strength of the first power supply 2 and the second power supply 3 to the body 11.

As shown in fig. 4, the middle part of the high-power dome lamp is provided with a ventilation channel 5 which is communicated up and down. Along with heat radiation structure 12 dispels the heat, the air temperature of heat radiation structure 12 upside increases to form updraft, the air of light emitting component 4 downside then can be inhaled to heat radiation structure 12's upside through ventilation channel 5, thereby form siphon phenomenon, siphon phenomenon has accelerated the circulation speed of air, thereby has accelerated the radiating efficiency of high-power dome lamp, has reduced its temperature rise speed. The ventilation channel 5 in this embodiment is opened in the middle of the high-power dome lamp in the width direction (second direction) to improve the uniformity of the temperature of the high-power dome lamp. It should be noted that the present invention does not limit the specific number and the setting position of the ventilation channels 5, and the technician can set the number of the ventilation channels 5 according to the actual use requirement, for example, the number of the ventilation channels 5 may be one, two or more than two, and the ventilation channels 5 are set at the edge of the high-power dome lamp; these changes regarding the number and the arrangement position of the vent passages 5 do not depart from the basic principle of the present invention.

The structure of the ventilation channel 5 is described in detail below, and as shown in fig. 4, four sets of the light emitting assemblies 4 are provided, and the four sets of the light emitting assemblies 4 are arranged in a rectangular array along the length direction and the width direction, wherein a lower channel is formed between two adjacent sets of the light emitting assemblies 4 arranged along the width direction, and the lower channel extends along the length direction. It should be noted that the present invention does not limit the number of the light emitting components 4, and the skilled person can set the number according to the actual use requirement, for example, the number of the light emitting components 4 can be two groups, three groups or more than four groups, and the number of the light emitting components 4 can be changed without departing from the basic principle of the present invention.

As shown in fig. 3, the heat dissipation structure 12 includes a plurality of sets of heat dissipation fins 121, the plurality of sets of heat dissipation fins 121 are disposed at intervals along the width direction of the high-power dome lamp, wherein an upper channel 14 is formed between two adjacent sets of heat dissipation fins 121, and the upper channel 14 extends along the length direction. The body 11 is provided with a plurality of through holes 111 arranged at intervals along the length direction of the high-power dome lamp. The lower passage, the through hole 111, and the upper passage 14 are disposed facing each other in the vertical direction and communicate with each other to form the vent passage 5.

As shown in fig. 5 and 6, the light emitting assembly 4 includes a circuit board 41 and a lamp housing 42, the circuit board 41 is electrically connected to the power source, the lamp housing 42 is disposed at a lower side of the circuit board 41, and the lamp housing 42 and the circuit board 41 are connected to the body 11 by a connector such as a bolt. The lamp housing 42 includes a lens to shape the light beam into diverging light.

As shown in fig. 6, the light emitting device 4 includes a circuit board 41 and a lampshade 42, the circuit board 41 is connected between the housing 1 and the lampshade 42, in order to make the light emitting device 4 waterproof, the light emitting device 4 further includes a ring-shaped panel 44, and the ring-shaped panel 44 is pressed against the lower surface of the lampshade 42. The annular panel 44 abuts on the lower side of the lamp housing 42, so that no gap exists between the lamp housing 42 and the circuit board 41, thereby improving the waterproof performance of the high-power dome lamp.

In order to further improve the waterproof property of the light emitting assembly 4, an annular sealing ring 43 is disposed between the lamp housing 42 and the body 11, and the circuit board 41 is disposed at an inner ring of the annular sealing ring 43. The light emitting component 4 further includes an annular panel 44, the annular panel 44 is pressed against the lower surface of the lampshade 42, and the annular panel 44, the lampshade 42 and the circuit board 41 are connected to the body 11 through connectors such as bolts. The annular panel 44 abuts against the lower side of the lampshade 42, so that the annular sealing ring 43 is stressed more uniformly, and the waterproof reliability is improved.

Preferably, the annular panel 44 includes a positioning portion 441 and an abutting portion 442, and the positioning portion 441 and the abutting portion 442 are connected at an included angle. The positioning portion 441 is provided on the side surface of the lamp cover 42 to position the annular panel 44, and the abutting portion 442 abuts against the lower side of the lamp cover 42 to uniformly apply force to the annular seal ring 43.

For the lamp pearl 45 of connecting on making circuit board 41 pinpoints on the focus of lens, be provided with reference column 114 on the body 11, seted up the locating hole on the circuit board 41, be provided with constant head tank 421 on the lamp shade 42, reference column 114 can insert and locate in locating hole and constant head tank 421 to the relative position of accurate definite circuit board 41 and lamp shade 42, the relative position of accurate definite light-emitting component 4 and body 11 simultaneously.

As shown in fig. 6, the body 11 is provided with a wiring groove 113, and the connection line between the first power source 2 and the second power source 3 and the connection line between the power source and the light emitting component 4 are both disposed in the wiring groove 113. Because the light emitting component 4 is arranged on the lower side of the body 11, the connecting wire is positioned between the body 11 and the circuit board 41 of the light emitting component 4, and the connecting wire is completely hidden inside, so that the appearance is simple.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A high power dome lamp, comprising:

the shell (1) comprises a body (11) and a heat dissipation structure (12) connected to the upper side of the body (11);

the power supply is of a split structure and comprises a first power supply (2) and a second power supply (3) which are electrically connected, wherein the first power supply (2) and the second power supply (3) are both connected to the upper side of the body (11) and are positioned on two opposite sides of the heat dissipation structure (12);

the light-emitting component (4) is arranged on the lower side of the shell (1) and electrically connected with the power supply, the light-emitting component (4) comprises a circuit board (41), a lampshade (42) and an annular panel (44), the circuit board (41) is connected between the shell (1) and the lampshade (42), and the annular panel (44) is pressed against the lower surface of the lampshade (42).

2. The high power dome lamp of claim 1, wherein the upper end of the power supply is flush with the upper end of the heat dissipating structure (12).

3. The high-power dome lamp of claim 1, wherein two ends of the body (11) are provided with accommodating portions (13), the two accommodating portions (13) are respectively located at the lower sides of the first power supply (2) and the second power supply (3), the accommodating portions (13) protrude out of the lower side of the body (11), and the accommodating portions (13) are used for accommodating quick-plug terminals electrically plugged with the first power supply (2) or the second power supply (3).

4. The high power ceiling lamp as claimed in any one of claims 1 to 3, wherein a ventilation channel (5) is formed in the middle of the high power ceiling lamp and penetrates up and down.

5. The high power dome lamp of claim 4,

the body (11) is provided with a plurality of through holes (111) arranged at intervals along a first direction;

the heat dissipation structure (12) comprises a plurality of groups of heat dissipation fins (121), the plurality of groups of heat dissipation fins (121) are arranged at intervals along a second direction, an upper channel (14) is formed between two adjacent groups of heat dissipation fins (121), the upper channel (14) extends along the first direction, and the first direction is perpendicular to the second direction;

the light emitting assemblies (4) are provided with a plurality of groups, the plurality of groups of light emitting assemblies (4) are arranged in a rectangular array along the first direction and the second direction, a lower channel is formed between two adjacent groups of light emitting assemblies (4) arranged along the second direction, and the lower channel extends along the first direction;

the lower channel, the through hole (111) and the upper channel (14) are arranged oppositely along the vertical direction and are communicated with each other to form the ventilation channel (5).

6. The high-power dome lamp according to claim 1, wherein the body (11) is provided with a wiring groove (113), and a connecting line between the first power source (2) and the second power source (3) and a connecting line between the power source and the light-emitting assembly (4) are arranged in the wiring groove (113).

7. The high power dome lamp according to claim 1, characterized in that said annular panel (44), said lamp housing (42) and said circuit board (41) are connected to said body (11) by means of connectors.

8. The high power dome lamp according to claim 1, characterized in that an annular sealing ring (43) is arranged between the lamp housing (42) and the body (11).

9. The high-power dome lamp as claimed in claim 7, wherein a positioning column (114) is disposed on the body (11), a positioning hole is disposed on the circuit board (41), a positioning slot (421) is disposed on the lamp cover (42), and the positioning column (114) can be inserted into the positioning hole and the positioning slot (421).

10. The high power dome lamp according to claim 3, wherein the sides of the two accommodating parts (13) close to each other are inclined surfaces (131), and the two inclined surfaces (131) extend from top to bottom in the directions away from each other; and/or arc grooves (112) are formed in two sides of the body (11) along the direction in which the two accommodating parts (13) are arranged, and the bottoms of the arc grooves (112) are raised upwards.